Question

    In an equilateral triangle ABC, AD perpendicular to BC,

    then which ofthe following is true ?
    A 4 AB²= 3 AD² Correct Answer Incorrect Answer
    B 3 AB²= 4 AD² Correct Answer Incorrect Answer
    C 3 AB²= 2 AD² Correct Answer Incorrect Answer
    D 2 AB²= 3 AD² Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    In an equilateral triangle ABC, where AD is perpendicular to BC: In right triangle ABD:

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